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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/01/2025, 03:31
Behavioral task
behavioral1
Sample
a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe
Resource
win10v2004-20241007-en
General
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Target
a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe
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Size
29KB
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MD5
8ce1a9543ac28a8607ceb6612d4bba46
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SHA1
4d5b58cf6de3806769258c09ddc18fc5ab362fa1
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SHA256
a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6
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SHA512
0d9e12e79d5ebb6ad4fcaab824ea37eda0d2b46d4a2f49dc581f57188421baae24b79870ef4539e9e0245a3a4a9fb36e68fde342adc3cf63d2e27da354f119f4
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/phP:AEwVs+0jNDY1qi/qx5
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2060-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2060-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2060-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2060-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2060-168-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2608 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe -
resource yara_rule behavioral2/memory/2060-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023cb6-4.dat upx behavioral2/memory/2608-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2060-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2608-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2060-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2608-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2060-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0006000000000034-66.dat upx behavioral2/memory/2608-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2060-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2608-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2060-168-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2608-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2608-173-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe File created C:\Windows\java.exe a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe File created C:\Windows\services.exe a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2060 wrote to memory of 2608 2060 a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe 82 PID 2060 wrote to memory of 2608 2060 a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe 82 PID 2060 wrote to memory of 2608 2060 a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe"C:\Users\Admin\AppData\Local\Temp\a815edb12e6a8767bf78c12274e2524d60d4398a0ea9d1f6746832e5a72645a6.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2608
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD53be7001d541f83e297020c6d3308dac0
SHA13400897dc0d2550879eb25e43088e8808a16fb01
SHA256c1eca6edfd57c83b7f96976baa6f53eab9fedd71ceb552ab98da7681846b00f8
SHA512ee471a4857afcf6f1cc88e205f7fa7460c4af6132ac6adb90e2147e2f19a3632fb44f6454475185f894dcf63351c049ff4f277a09679d099bdda80924ff77194
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Filesize
320B
MD5015dd5d1dfba248860f11e2cd1a99c24
SHA14bac2a534e8d1307b13d3874817611ae149a72fb
SHA2569eca1adba6d3bc2924f2fa8db490c88f60bcfef68605f6710d51e1868423843f
SHA512130ea95f7fefa6295d4aec65a711a12d5a610c96b16542d91161acc4552b372d51889039bc2644af5edbeed524af24852aa257fd29c51b877b2cb5d454fd5ddf
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Filesize
320B
MD5725a0c4073e768ab3ce9194a5e229736
SHA1088d07eda1e27fdb0eb833241c9fc3700bd9cb7e
SHA256ce8bfd073a0d82f3ed358249ce29ccd23ba98fc41e32461fa9726661d494c2b0
SHA5124d09d59efe4c1abb48ef1b3f36542cc60b7f5505ce3f262a768decb48ff70b3003c05c1845ecbc2c3fc059b57dee25d90621d3e0990d6c344fe07d54d5790537
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2